JACK'S TREASURE CHEST OF TIME PIECES: COLLECTORS' ITEM - RARE SPEEDY MK40 CHRONOGRAPH GENTS WRISTWATCH (SOLD)

Since Sumerian time, human being has invented the devices to measure and keep track of time. Clock and watches further developed in modern days. Antique and vintage mechanical watches and clocks produced in Switzerland, Germany,Japan and USA were high precision device that were sought after by many collector for their complications, rarity and high in value....